Aquatic exercising device



FIG. 1 is a perspective view of a aquatic exercising device showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a side elevational view thereof;

FIG. 5 is another top plan view thereof showing the design in an adjusted configuration;

FIG. 6 is a perspective view of a modified form of the design shown in FIGS. 1 through 5; and,

FIG. 7 is a bottom plan view thereof. 

The ornamental design for an aquatic exercising device, as shown and described. 